Teresa M. Twomey, JD is Co-Coordinator for Postpartum Support International in Connecticut. She served earlier as Coordinator for Postpartum Support International in Virginia, and as a Public Reviewer for the National Institute of Mental Health. Twomey, who has been a faculty member at Longwood University in Virginia, and a Paralegal Instructor of Master Technical Institute in New Jersey, practiced law and professional mediation before experiencing postpartum psychosis herself. After her recovery, she put her law career on hold to become an advocate for women with postpartum mood disorders.

Shoshana S. Bennett, licensed psychologist, founded Postpartum Assistance for Mothers in 1987 after her second undiagnosed postpartum illness. Bennett is the Immediate Past President of Postpartum Support International and the past president of California's state organization Postpartum Health Alliance.